- Turbo USB, USB 3.2 gen 2 for speeds up to 10 Gbps with Type C connector
- DDR4 Boost, advanced technology to provide clean data signals to benefit better performance and gaming stability
- Lightning Gen 4 Solution, the latest fourth-generation PCI-E and M.2 connection with speeds up to 64GB/s
- Core Boost, fully digital power design to support more cores providing better performance
- Reinforced copper board, offers better performance and long-lasting operation
- Digital PWM
- PCI-E Steel Armor, protecting VGA cards from potential bending as well as electromagnetic interference
Product Details
- Size
- ATX
- Type
- Desktop
Processor
- Supported Processors
- AMD
- Models
- Ryzen
- Supported CPU Generation
- Zen 2, Zen 3
- Socket
- AM4
Chipset
- Model
- AMD B550
Memory
- Memory type
- DDR4
- Quantity
- 4 DIMM Slots
- Memory Speeds
- 2667, 2667OC, 2800, 2800OC, 2933, 2933OC, 3000, 3000OC, 3066OC, 3200, 3200OC, 3466OC, 3733OC, 3866OC, 4000OC, 4133OC, 4266OC, 4400OC
- Memory Channels
- Dual Channel
Internal Connectors
- PCI Express x16 3.0
- 1 Slot
- PCI Express x16 4.0
- 1 Slot
- SATA III 6Gb/s
- 6 Port
- M.2 Type
- 1 PCIe 3.0 Port, 1 PCIe 4.0 Port
- M.2 Slots
- 0
External Connectors
- Rear USB-A outputs
- 3 USB 3.2 Ports, 4 USB 2.0 Ports
- Rear USB-C outputs
- 1 USB 3.2 Port
- Ethernet (LAN)
- 1
- Screen Connections
- DisplayPort, HDMI
Specifications
- RGB Lighting
- Yes
- WiFi/Bluetooth
- No
- Extra
- Bios Flashback, RGB Header
Sound
- Sound Card Channels
- 7.1
- Additional Audio Connections
- Coaxial S/PDIF
Top Specs
- Memory
- 4x DDR4
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.
Description
The MSI B550-A Pro motherboard is aimed at users who desire a reliable and efficient solution for building a powerful computer. This motherboard supports AMD Ryzen processors on the AM4 socket and offers many features and characteristics that make it suitable for professional use and gaming.
The MSI B550-A Pro offers PCIe 4.0 slots for connecting the latest graphics cards and M.2 for fast storage. It also features DDR4 RAM slots for efficient system operation and support for card expansion through PCIe slots.
The MSI B550-A Pro also offers reliable stability and build quality, making it suitable for professional users and gamers who seek a dependable and efficient platform for their demanding tasks.
Functions
- Turbo USB, USB 3.2 gen 2 for speeds up to 10 Gbps with Type C connector
- DDR4 Boost, advanced technology to provide clean data signals to benefit better performance and gaming stability
- Lightning Gen 4 Solution, the latest fourth-generation PCI-E and M.2 connection with speeds up to 64GB/s
- Core Boost, fully digital power design to support more cores providing better performance
- Reinforced copper board, offers better performance and long-lasting operation
- Digital PWM
- PCI-E Steel Armor, protecting VGA cards from potential bending as well as electromagnetic interference
- Supports AMD Ryzen 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G) and AMD Ryzen 4000 G-Series desktop processors
- Supports DDR4 memory, up to 4400(OC) MHz
- Lightning-fast experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2
- Premium thermal solution: Extended heatsink design with additional choke thermal pad and 7W/mK pad and M.2 Shield Frozr are built for high-performance system and non-stop work
- Powerful design: The device technology is the best solution to protect the system from complications: Core Boost, digital PWM IC, 2oz thickened copper PCB, Creator Genie, DDR4 Boost
- Audio boost: Reward your ears with studio-grade sound quality
- Multi-GPU: With steel armor PCI-E slots. Supports 2-Way AMD Crossfire
- Dragon Center: A brand-new software that integrates all MSI exclusive tools with a user-friendly interface.
Cooling
- 7W/mk Thermal Pad, offers better heat transfer from the heatsink
- Extended Heatsink, enables the latest processors to run at maximum speed
- Pump Fan Support, water cooling control for better cooling and noise performance
- M.2 Shield Frozr, enhanced cooling system for the SSD, keeps it safe and lets it run faster
M.2 SHIELD FROZR
The world's fastest SSDs may start to reduce their performance when they get hot. As part of the motherboard's heatsink design, the M.2 SHIELD FROZR is the next-generation M.2 thermal solution to avoid this phenomenon, offering the best thermal protection to ensure that the SSD maintains maximum performance.
Lightning Gen 4 PCI-E
The MSI lightning Gen 4 PCI-E is the latest and fastest PCI-E data transfer solution with a transfer bandwidth of 64GB/s, which has doubled compared to the previous generation. PCIe 4.0 maintains both backward and forward compatibility with older and newer specifications. Optimized with a steel armor design and server-grade PCB, you can enjoy next-generation devices without compromise.
DDR4 Boost and A-XMP
MSI OC LAB is not just about extreme overclocking. Compared to the A-XMP memory profile of the B450 motherboard, MSI has made significant improvements in performance and efficiency for the B550 motherboards. Easily enable the A-XMP profile with automatic power settings to achieve the best memory speed and stability.
Core Boost
Core Boost technology combines MSI's premium layout and optimized power design, which allows for faster and undistorted power delivery to the CPU with pinpoint precision. It not only supports multi-core CPUs but also creates the ideal conditions for overclocking your CPU.